MartnWrld
type: MusicGroup
popularity: 9
followers: 291
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x60f4db3241047f7a40aca5cf6b31006c6da0d36c6246e6eb8c59a944ec467be2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f803cb6f-2702-43e6-9231-2ed8cc064218.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f803cb6f-2702-43e6-9231-2ed8cc064218.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f803cb6f-2702-43e6-9231-2ed8cc064218
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60f4db3241047f7a40aca5cf6b31006c6da0d36c6246e6eb8c59a944ec467be2. Chain 2 (Bitcoin): anchored in block 954728 (2026-06-21T18:08:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f803cb6f-2702-43e6-9231-2ed8cc064218.json and https://artists.proofprofile.net/proofs/artist/f803cb6f-2702-43e6-9231-2ed8cc064218.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:08:38Z
album: Pray 4 Better Dayz
  type: MusicAlbum
  date published: 2020-04-24
album: Whatchu Want
  type: MusicAlbum
  date published: 2020-06-03
album: First Met
  type: MusicAlbum
  date published: 2021-01-29
album: 2 Problems
  type: MusicAlbum
  date published: 2022-05-16
album: EN LA NOCHE
  type: MusicAlbum
  date published: 2023-05-18
album: HOW TO LOVE
  type: MusicAlbum
  date published: 2023-05-25
album: EN LA NOCHE (Extended Version)
  type: MusicAlbum
  date published: 2023-07-28
album: VEN AQUI
  type: MusicAlbum
  date published: 2023-08-17
album: 5AM
  type: MusicAlbum
  date published: 2023-12-29
album: ON ONE
  type: MusicAlbum
  date published: 2024-11-21
album: After Hours
  type: MusicAlbum
  date published: 2025-03-12